Mt office



H. R. Gl

DUPLEX APmcATloN me .1920.

1 ,398,073, Patented Nov. 22, v1921.

vtm/whom Kawa R. Quant..

54:10h im ivwwzise n maids hat.

1i cam.;

'Liw wikivins j; 'die xiiiivoz'saii aires iii iiiwids 121i in 1 tionsgrou i i iiwii 111115' im Q11 11 cm1-1: m 11u-dim rit" r) and "thenzoiriiued wiii :i 5,3011 0:11'- Vi The molds :ii'e iien caii'iim inici;-o the press or liirmiizcer and the curing; openitii'm repeated.

The present invention aims iin iiri'mss 'Ei c nxiiziber of Fires tiifitC1111 'he Ci'i in une iiean und to ewnomh ioii pviipiwiiilly :is'Unlimited :1t 'L Vig. iiii'- mis i do not lc-11111 Uwsii'iiiiie,111111135 i iiitui'ixiedni iwfimi is maui@ Ofi ricci. *winch is i111;nml'eiizl pizixicci for :1U the Sections mi thvI mnh?.

F111 151.1111151' iiva 011 tho CONS 1111 xviiivh e they i111 ve iis-0nliiiiii. Umn'mid swimis 110211 i 1105; im pim'idiii with I 1111511115.

E mi that instead of @1x1-ins 111111115. the iis, may ne ci! iii a mold.

The inventiva pum/ing drm i1 .iv 1 111m Fil. iii ai pian View of 11siiiipmi in i'ficeive ciziiiipfa Wiii Sections 111115' 'ne iieiiijeiiei;

Figs. 2% anni show imi'is 11 the iniew mii-Lite 01' iiimi Sevioninoiiiffiwi "il ,Hupe t0 facilitate iimn lows.

4mit (i) 1110111 tiros 111:1;Y

L Referring 1:11 'the embodiment (if the i11- (2) less Haight has tolio. iied :1111i t11n veniifm iliislnie in t i i poi''eii i11 thovnnvo'vziiiui, of the molds :ibmi wiii be Seen to consist 0f 011191-sctimiz i 11u12 thv 1e1s 11mm :1111i in their unimuing- :1nd

:1111i :111 inteiinefiiaie section 3'5. 'iimloading. :1111i (3) thvinitiii cust if the mold mold is within the invention, Athe use of the.

invention in shaping molds which are not subjected to u vnlcaniznig heetbeing contempleted.

The invention is not limited to the pre- @isc details of constructionshown, and rei:- erence should be made .to the appended claims for anunderstanding of the scope of the invention.

Having thus described my invention, -what l claim and desire to protectby Letters Patent is:

1. A portable tire mold unit having three or more sections whosecontiguous faces :ire provided with complementary grooves shaped todeiine :i plurality ot' cavities for the reception of tires, and meanson the outermost sections 'tor receiving clamping memmesme bers of alength less lthan the distance between the outer surfaces of theoutermost niold sections when assembledn 2. A. portable tire mold unithaving three solid metal sections provided. in their meeting faces withopposed grooves deiining two cavities for the reception of a pair oftires, the outer :faces of trie tivo outside seetions beingsubstantially flat to facilitate stecking, said sections being providedwith registrahle slots terminating in notches in the outermost sections,and clamps insertihle in l said slots and having headed iortions ident--ed to occupy said notches without ilirotrnd ing beyond the outsidesurfaces of the outerniost mold sections.

3. A portable tire mold unit having three solid metal sections providedin their meeting feces with opposed groovesdelining' tivo cavities forthe reception o' a pair of tires., and clamps of e length overall lessthan the total thickness oi the assembled sections tor holding 'thesaine together whereby the molds may be handled and stacked with thesame, 'facility as single-oavity inolds.

Signed et New York, New York, this 13th day of December, 1920.

HENRY R. GlLSOlS

